Roll out the pie dough as you would a normal bottom crust. Using the top of a 1 cup ramekin, place it and press down on top of the dough 3 times to make lids for the pies. Place dough circles on a baking sheet lightly coated with cooking spray. With a pastry brush, coat dough with with melted butter and sprinkle evenly with 1/8 teaspoon salt. Prick top of dough with a fork. Bake at 425 for about 8 minutes until it turns golden brown.